{"product_id":"cytiva-vivaspin-20-protein-concentrator-spin-columns","title":"Cytiva Vivaspin 20 Protein Concentrator Spin Columns","description":"\u003ch4\u003e\u003cstrong\u003eVivaspin® 20 Centrifugal Concentrators – 100 kDa MWCO, PES Membrane\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Capacity Protein Concentrators for Efficient Sample Processing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eVivaspin® 20 centrifugal concentrators from Cytiva (Art. No. 28-9323-63) are designed for \u003cstrong\u003erapid concentration and buffer exchange\u003c\/strong\u003e of biological samples up to \u003cstrong\u003e20 mL working volume\u003c\/strong\u003e. Featuring a \u003cstrong\u003epolyethersulfone (PES) membrane\u003c\/strong\u003e with a \u003cstrong\u003e100 kDa molecular weight cutoff (MWCO)\u003c\/strong\u003e, these devices are ideal for processing large-volume protein solutions and other macromolecules.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003epolycarbonate housing\u003c\/strong\u003e and \u003cstrong\u003econical 50 mL tube format\u003c\/strong\u003e ensure compatibility with standard centrifuge rotors, while the \u003cstrong\u003evertical membrane orientation\u003c\/strong\u003e supports high flux and low protein binding. Each unit is \u003cstrong\u003enon-sterile\u003c\/strong\u003e, \u003cstrong\u003eroom temperature stable\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMWCO:\u003c\/strong\u003e 100 kDa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMembrane Material:\u003c\/strong\u003e Polyethersulfone (PES)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Polycarbonate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Format:\u003c\/strong\u003e 50 mL conical bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Volume:\u003c\/strong\u003e 20 mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSterility:\u003c\/strong\u003e Non-sterile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e Room temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Pack of 12 concentrators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\/Tradename:\u003c\/strong\u003e Cytiva (Art. No. 28-9323-63)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e Not available in Japan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Protein concentration, buffer exchange, sample desalting\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cytiva","offers":[{"title":"Filtered \/ Non-Sterile \/ Ultrafiltration \/ 100 kDa \/ Polyethersulfone \/ 5–20 mL \/ Pack of 12 \/ New - Open Box (Items Sealed) \/ 25-12-2025","offer_id":52469478588743,"sku":"28932363","price":80.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/7245\/8055\/files\/849a0d89-2d05-4561-8cc5-9102dbd8ade7.avif?v=1759575811","url":"https:\/\/checkout.wasteless.bio\/products\/cytiva-vivaspin-20-protein-concentrator-spin-columns","provider":"Wasteless Bio","version":"1.0","type":"link"}